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參數資料
| 型號： | TPA2037D1YFFR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 3.24 W, 1 CHANNEL, AUDIO AMPLIFIER, BGA9 |
| 封裝： | 1.21 X 1.16 MM, 0.40 MM PITCH, LEAD FREE, WCSP-9 |
| 文件頁數： | 14/20頁 |
| 文件大小： | 597K |
| 代理商： | TPA2037D1YFFR |
www.ti.com
SLOS648B – OCTOBER 2009 – REVISED JUNE 2010
ELECTRICAL CHARACTERISTICS
TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output offset voltage (measured
|VOS|
VI = 0 V, VDD = 2.5 V to 5.5 V
1
5
mV
differentially)
|IIH|
High-level EN input current
VDD = 5.5 V, VEN = 5.5 V
50
mA
|IIL|
Low-level EN input current
VDD = 5.5 V, VEN = 0 V
1
mA
VDD = 5.5 V, no load
1.8
2.5
I(Q)
Quiescent current
VDD = 3.6 V, no load
1.5
2.3
mA
VDD = 2.5 V, no load
1.3
2.1
I(SD)
Shutdown current
VEN = 0.35 V, VDD = 3.6 V
0.1
2
mA
RO, SD
Output impedance in shutdown mode
VEN = 0.35 V
2
k
f(SW)
Switching frequency
VDD = 2.5 V to 5.5 V
250
300
350
kHz
AV
Gain
VDD = 2.5 V to 5.5 V, RL = no load
5.5
6.0
6.5
dB
REN
Resistance from EN to GND
300
k
RIN
Single ended input resistance
VEN ≥ VIH
150
k
VEN ≤ VIL
75
OPERATING CHARACTERISTICS
VDD = 3.6 V, TA = 25°C, RL = 8 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD = 5 V
3.24
THD + N = 10%, f = 1 kHz, RL = 4
VDD = 3.6 V
1.62
W
VDD = 2.5 V
0.70
VDD = 5 V
2.57
THD + N = 1%, f = 1 kHz, RL = 4
VDD = 3.6 V
1.32
W
VDD = 2.5 V
0.57
PO
Output power
VDD = 5 V
1.80
THD + N = 10%, f = 1 kHz, RL = 8
VDD = 3.6 V
0.91
W
VDD = 2.5 V
0.42
VDD = 5 V
1.46
THD + N = 1%, f = 1 kHz, RL = 8
VDD = 3.6 V
0.74
W
VDD = 2.5 V
0.33
VDD = 3.6 V, Inputs AC grounded
A-weighting
20
Vn
Noise output voltage
mVRMS
with CI = 2mF, f = 20 Hz to 20 kHz
No weighting
26
VDD = 5.0 V, PO = 1.0 W, f = 1 kHz, RL = 8
0.12%
VDD = 3.6 V, PO = 0.5 W, f = 1 kHz, RL = 8
0.05%
VDD = 2.5 V, PO = 0.2 W, f = 1 kHz, RL = 8
0.05%
Total harmonic distortion plus
THD+N
noise
VDD = 5.0 V, PO = 2.0 W, f = 1 kHz, RL = 4
0.32%
VDD = 3.6 V, PO = 1.0 W, f = 1 kHz, RL = 4
0.11%
VDD = 2.5 V, PO = 0.4 W, f = 1 kHz, RL = 4
0.12%
VDD = 3.6 V, Inputs AC grounded with CI = 2 mF,
PSRR
AC power supply rejection ratio
81
dB
200 mVpp ripple, f = 217 Hz
CMRR
Common mode rejection ratio
VDD = 3.6 V, VIC = 1 VPP, f = 217 Hz
79
dB
TSU
Startup time from shutdown
VDD = 3.6 V
4
ms
Copyright 2009–2010, Texas Instruments Incorporated
3
Product Folder Link(s) : TPA2037D1
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| TPA2038D1YFFR | 功能描述:音頻放大器 Variable Gain 3.2W Mono Class-D RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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